Examples with Eth2PeerSelectionStrategy tech.pegasys.teku.networking.eth2.peers.Eth2PeerSelectionStrategy used on opensource projects

Example 1 with Eth2PeerSelectionStrategy

use of tech.pegasys.teku.networking.eth2.peers.Eth2PeerSelectionStrategy in project teku by ConsenSys.

the class Eth2P2PNetworkBuilder method buildNetwork.

protected DiscoveryNetwork<?> buildNetwork(final GossipEncoding gossipEncoding, final SubnetSubscriptionService syncCommitteeSubnetService) {
    final ReputationManager reputationManager = new ReputationManager(metricsSystem, timeProvider, Constants.REPUTATION_MANAGER_CAPACITY);
    PreparedGossipMessageFactory defaultMessageFactory = gossipEncoding.createPreparedGossipMessageFactory(recentChainData::getMilestoneByForkDigest);
    final GossipTopicFilter gossipTopicsFilter = new Eth2GossipTopicFilter(recentChainData, gossipEncoding, spec);
    final NetworkConfig networkConfig = config.getNetworkConfig();
    final DiscoveryConfig discoConfig = config.getDiscoveryConfig();
    final P2PNetwork<Peer> p2pNetwork = createLibP2PNetworkBuilder().asyncRunner(asyncRunner).metricsSystem(metricsSystem).config(networkConfig).privateKeyProvider(new LibP2PPrivateKeyLoader(keyValueStore, networkConfig.getPrivateKeySource())).reputationManager(reputationManager).rpcMethods(rpcMethods).peerHandlers(peerHandlers).preparedGossipMessageFactory(defaultMessageFactory).gossipTopicFilter(gossipTopicsFilter).build();
    final AttestationSubnetTopicProvider attestationSubnetTopicProvider = new AttestationSubnetTopicProvider(recentChainData, gossipEncoding);
    final SyncCommitteeSubnetTopicProvider syncCommitteeSubnetTopicProvider = new SyncCommitteeSubnetTopicProvider(recentChainData, gossipEncoding);
    final TargetPeerRange targetPeerRange = new TargetPeerRange(discoConfig.getMinPeers(), discoConfig.getMaxPeers(), discoConfig.getMinRandomlySelectedPeers());
    final SchemaDefinitionsSupplier currentSchemaDefinitions = () -> recentChainData.getCurrentSpec().getSchemaDefinitions();
    return createDiscoveryNetworkBuilder().metricsSystem(metricsSystem).asyncRunner(asyncRunner).kvStore(keyValueStore).p2pNetwork(p2pNetwork).peerSelectionStrategy(new Eth2PeerSelectionStrategy(targetPeerRange, network -> PeerSubnetSubscriptions.create(currentSchemaDefinitions, network, attestationSubnetTopicProvider, syncCommitteeSubnetTopicProvider, syncCommitteeSubnetService, config.getTargetSubnetSubscriberCount()), reputationManager, Collections::shuffle)).discoveryConfig(discoConfig).p2pConfig(networkConfig).spec(config.getSpec()).currentSchemaDefinitionsSupplier(currentSchemaDefinitions).build();
}